52404140000 has 60 divisors (see below), whose sum is σ = 128922094224. Its totient is φ = 20961648000.

The previous prime is 52404139943. The next prime is 52404140051. The reversal of 52404140000 is 4140425.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1290104 + ... + 1330103.

Almost surely, 2^52404140000 is an apocalyptic number.

52404140000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52404140000 is an abundant number, since it is smaller than the sum of its proper divisors (76517954224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52404140000 is an equidigital number, since it uses as much as digits as its factorization.

52404140000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620237 (or 2620214 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 52404140000 its reverse (4140425), we get a palindrome (52408280425).

The spelling of 52404140000 in words is "fifty-two billion, four hundred four million, one hundred forty thousand".